为保护和合理利用藏羚羊品种资源，本论文对沙图仕特性及冷季可可西里牧草-土壤中主要养分含量进行了研究。
This article was composed of two experiments which were used to provide scientifical reference for protection and reasonable utilization of Tibetan antelope.
利用1958年、1975年、1982年和1996年的土壤侵蚀强度等级图，在GIS软件支持下生成土壤侵蚀强度栅格分类图。
Based on the soil erosion maps in 1958, 1975, 1982 and 1996, GIS software was used to produce soil erosion grid maps.
利用地理信息系统软件，绘制灌区不同土壤层次的盐分分布图，定量评价了灌区内土壤盐渍化程度的分布状况。
The distribution maps of soil salt content were obtained using GIS, which quantitatively assess the distribution condition of saline soil in irrigation area.
应用推荐